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| Keywords: Archereau's regulator.jpg en Thomas Wright London devised the first apparatus 1845 in which the adjustment of the carbons is brought about automatically W C Staite used the electric current for the regulation of the carbons in 1848 The apparatus represented in Fig 425 is the regulator of Archereau constructed in 1849 on the same principle as that by Staite and Perie A B C D and AC consist of copper; t is the fixed positive carbon The solenoid s is fastened between the rods E F and G H To the rod J K is fastened the negative carbon t' The current enters the solenoid through the positive wire and leaves the apparatus at D 1886 Fig 425 at http //www archive org/stream/electricityinse01wormgoog page/n489/mode/1up page 451 in Electricity in the service of man by Alfred Ritter von Urbanitzky edited with copious additions by Richard Wormell Published by Cassell Company 1886 Unknown illustrator PD-old-100 Carbon arc lamps Scans from 'Electricity in the service of man' 1886 | ||||
